Home / 1,661,825,178.30-2,293,118,949.51-957,206,320.86

Finding the Fourth Proportional to 1,661,825,178.30, 2,293,118,949.51 and 957,206,320.86

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Solution

The fourth proportional to 1,661,825,178.30, 2,293,118,949.51 and 957,206,320.86 is: 1,320,829,640.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,825,178.30 : 2,293,118,949.51 = 957,206,320.86 : x
  2. Step 2: Convert to fraction form
    1,661,825,178.30/2,293,118,949.51 = 957,206,320.86/x
  3. Step 3: Cross multiply
    1,661,825,178.30x = 2,293,118,949.51 × 957,206,320.86
  4. Step 4: Simplify right side
    1,661,825,178.30x = 2,194,987,952,954,815,488
  5. Step 5: Solve for x
    x = 2,194,987,952,954,815,488/1,661,825,178.30
  6. Step 6: Final answer
    x = 1,320,829,640.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.